Game Trivia Catechism - The Secret of Mister X - is a multiple-choice trivia game, testing your knowledge of video gaming. It can be played as straight trivia, or as part of a story that follows Mister X's journey through the King of Game Trivia Tournament. Two new game modes allows players to tackle challenging missions, or try practice mode and perhaps learn something! A new story and even more questions; download the latest in the GTC series!